DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PROVINCE OF LEYTE Award a ₱2.0M contract to TAM CONSTRUCTION & SUPPLIESProvinces
Transaction hash:
33c933e2e090218ba0cd4e2b03dba55377cab9c506e2269ee81e5db8fe6fa509
Status:
Included and unchanged
Block:
#2,361 3,652 blocks after it
Position in block:
Transaction 18 of 112
Award day:
Mar 26, 2015 (11 yrs 7 mo ago)
From:
Value:
₱1,994,870.00
Project:
Tam Construction & Supplies
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #2,361 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF LEYTE awarded it to TAM CONSTRUCTION & SUPPLIES on 2015-03-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Leyte gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 33c933e2e0…6fa509now …
- 2. Block Merkle root changedstored da8b8ee212…18fc1anow …
- 3. Block #2361 hash changedstored 548d7ae769…e41c85now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 111 records. Each step hashes the current value together with the sibling shown.
- leaf 33c933e2e090218ba0cd4e2b03dba55377cab9c506e2269ee81e5db8fe6fa509
- 01 R 3593f536657b80dd527e099496838ef39365d08e2b0814dde2c955bd8e768a8e
- 02 L ddfefd627958107fd1d0ffbabc56a255be53181bd740c330332d9cabc9cfba7b
- 03 R 8322dbd3570c903c751e050033f20b5a9949e4766baaa2aa613220ba4dd97960
- 04 R 3a55594eb11fade864a45812e508a341bee4f2650f62263794dbe47c22e3fda8
- 05 L 323cb49f4cb91cb04cabf384e9b48492ee54f751ac5330b06630e9e92ffb85af
- 06 R cdb804de2b78cc1cb5c360cd9f968c99697d43bfe339c6c192c8b386b8e90170
- 07 R fa03de421bd6f3474d3fd03957ca9008d05260482da85d2e483f582af81430f5
- root da8b8ee2125439c84353aa24bddf48fb721ba9bce2b55f48edd74ce0f318fc1a